#include <stdio.h>
#include <string.h>
#define SIZE 30
#define BUGSIZE 13

char * s_gets(char * , int );

int main(void) {

    char flower[SIZE];
    char addon[] = "s smell like old shoes";
    char bug[BUGSIZE];
    int available;

    puts("What is your favorite flower?");

    s_gets(flower, SIZE);

    if ((strlen(addon) + strlen(flower) + 1) <= SIZE) {
        strcat(flower, addon);
    }
    puts(flower);

    puts("What is your favorite bug");
    s_gets(bug, BUGSIZE);

    available = BUGSIZE - strlen(addon) - 1;
    strncat(bug, addon, available);
    puts(bug);

    return 0;
}

char * s_gets(char * st, int n) {
    char * ret_val;
    int i =0;
    ret_val = fgets(st, n, stdin);
    if (ret_val) {

        while(st[i] != '\n' && st[i] != '\0') {
            i++;
        }
        if (st[i] == '\n') {
            st[i] = '\0';
        } else {
            while(getchar() != '\n') {
                continue;
            }
        }
    }

    return ret_val;

}
